221586456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1429}}^1$

素因数の和:1529

約数の個数: 128

約数和(自身を含む): 691891200

約数和(自身を除く): 470304744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 71, 78, 84, 91, 104, 142, 156, 168, 182, 213, 273, 284, 312, 364, 426, 497, 546, 568, 728, 852, 923, 994, 1092, 1429, 1491, 1704, 1846, 1988, 2184, 2769, 2858, 2982, 3692, 3976, 4287, 5538, 5716, 5964, 6461, 7384, 8574, 10003, 11076, 11432, 11928, 12922, 17148, 18577, 19383, 20006, 22152, 25844, 30009, 34296, 37154, 38766, 40012, 51688, 55731, 60018, 74308, 77532, 80024, 101459, 111462, 120036, 130039, 148616, 155064, 202918, 222924, 240072, 260078, 304377, 390117, 405836, 445848, 520156, 608754, 710213, 780234, 811672, 1040312, 1217508, 1318967, 1420426, 1560468, 2130639, 2435016, 2637934, 2840852, 3120936, 3956901, 4261278, 5275868, 5681704, 7913802, 8522556, 9232769, 10551736, 15827604, 17045112, 18465538, 27698307, 31655208, 36931076, 55396614, 73862152, 110793228, 221586456]

約数ペア:

[(1, 221586456), (2, 110793228), (3, 73862152), (4, 55396614), (6, 36931076), (7, 31655208), (8, 27698307), (12, 18465538), (13, 17045112), (14, 15827604), (21, 10551736), (24, 9232769), (26, 8522556), (28, 7913802), (39, 5681704), (42, 5275868), (52, 4261278), (56, 3956901), (71, 3120936), (78, 2840852), (84, 2637934), (91, 2435016), (104, 2130639), (142, 1560468), (156, 1420426), (168, 1318967), (182, 1217508), (213, 1040312), (273, 811672), (284, 780234), (312, 710213), (364, 608754), (426, 520156), (497, 445848), (546, 405836), (568, 390117), (728, 304377), (852, 260078), (923, 240072), (994, 222924), (1092, 202918), (1429, 155064), (1491, 148616), (1704, 130039), (1846, 120036), (1988, 111462), (2184, 101459), (2769, 80024), (2858, 77532), (2982, 74308), (3692, 60018), (3976, 55731), (4287, 51688), (5538, 40012), (5716, 38766), (5964, 37154), (6461, 34296), (7384, 30009), (8574, 25844), (10003, 22152), (11076, 20006), (11432, 19383), (11928, 18577), (12922, 17148)]